#ifndef _XXXSWITCHSCAN_AL_H_
#define _XXXSWITCHSCAN_AL_H_



/********************************************函数声明********************************************/
/*按键GPIO配置*/
void KEY_GPIO_Cfg(void);
/*KEY1读取函数*/
unsigned char ReadKEY1(void);
/*KEY2读取函数*/
unsigned char ReadKEY2(void);
/*KEY3读取函数*/
unsigned char ReadKEY3(void);
/*KEY2与KEY3的组合读取函数*/
unsigned char ReadKEY2and3(void);

#endif
